how to code in c 2b 2b

1help me i dont now what the freak am doing any more

1#include <iostream>
2#include<conio.h> /* For getch() only */
3using namespace std;
4int main () {
5   int num = 10;
6            if (num % 2 == 0)
7            {
8                cout<<"It is an even number";
9            }
10getch();  /* getch is the function of conio.h */
11}